Testing And Replacing The Fuse - Fluke 165X Installation Manual

165X
Users Manual
To replace the batteries (Refer to Figure 23)
Press O to turn the tester off.
1.
2. Remove the test leads from the terminals.
3. Remove the battery door by using a standard-blade
screwdriver to turn the battery door screws (3)
one-quarter turn counterclockwise.
4. Press the release latch and slide the battery holder
out of the tester.
5. Replace the batteries and the battery door.
All stored data will be lost if the batteries are not
replaced within approximately one minute (Model
1653 only).
6. Secure the door by turning the screws one-quarter
turn clockwise.
42
Note

Testing and Replacing the Fuse

XW Warning
To avoid electrical shock or damage to the
tester, only use replacement fuses shown in
the General Specifications section of this
manual.
A fuse test is performed each time you turn on the tester.
If leads are plugged in to the L and PE terminals, the fuse
test is skipped. If a blown fuse is detected, testing is
disabled, FUSE appears on the primary display, and the
tester issues a warning beep.
You can also perform a manual check of the fuse.
To manually check the fuse
1. Turn the rotary switch to either R
setting.
Short the leads and press and hold T.
2.
3. If the fuse is bad, FUSE will appear on the display.
or R switch
ISO LO